<script setup>
import {ref} from 'vue'
const list = ref([
  {
  id: '1',
  subject: 'Vue.js前端实战开发',
  conetent: '学习指令, 列如v-if、v-for等',
  place: '自习室',
  status: false
  },
])

let remove = (id, status) => {
  if(status) {
    list.value = list.value.filter(item => item.id !== id)
  } else {
    alert('请完成学习计划后再进行删除操作')
  }
}

let subject = ref('')
let content = ref('')
let nextId = ref('')
let selectOption = ref('自习室')
let options = ref([
  {placeCode: 0, place: '自习室'},
  {placeCode: 1, place: '图书馆'},
  {placeCode: 2, place: '宿舍'}
])

let add = () => {
  if (subject.value === '') {
    alert('学习科目为必填项')
    return
  }

  nextId.value = Math.max(...list.value.map(item => item.id)) + 1
  const obj = {
    id: nextId.value,
    subject: subject.value,
    content: content.value,
    place: selectOption.value,
    status: false
  }

  list.value.push(obj)
  subject.value = ''
  content.value = ''
  selectOption.value = '自习室'
}
</script>

<template>
  <div class="card">
    <!--标题区域-->
    <div class="card-header">学习计划表</div>
    <!--提交区域-->
    <div class="card-body">
      <form @submit.prevent="add">
        <div class="row g-4">
          <!--学习科目-->
          <div class="col-auto">
            <div class="input-group mb-3">
              <span class="input-group-text" id="basic-addon1">学习科目</span>
              <input type="text" class="form-control" placeholder="请输入学习科目" v-model.trim="subject">
            </div>
          </div>
          <!--学习内容-->
          <div class="col-auto">
            <div class="input-group mb3">
              <span class="input-group-text" id="basic-addon1">学习内容</span>
              <textarea class="form-control" placeholder="请输入学习内容" :style="{height: '32px'}" v-model.trim="content"></textarea>
            </div>
          </div>
          <!--学习地点-->
          <div class="col-auto">
            <div class="input-group mb3">
              <span class="input-group-text" id="basic-addon1">学习地点</span>
              <select class="form-select form select-sm" v-model="selectOption">
                <option v-for="option in options" :value="option.place" :key="option.placeCode">{{ option.place }}</option>
              </select>
            </div>
          </div>
          <!--添加按钮-->
          <div class="col-auto">
            <button type="submit" class="btn btn-primary">添加</button>
          </div>
        </div>
      </form>
    </div>
  </div>
  <table class="table table-striped table-hover table-bordered">
    <thead>
      <tr>
        <th scope="col">序号</th>
        <th scope="col">学习科目</th>
        <th scope="col">学习内容</th>
        <th scope="col">学习地点</th>
        <th scope="col">完成状态</th>
        <th scope="col">操作</th>
      </tr>
    </thead>
    <tbody>
      <tr v-for="item in list" :key="item.id">
        <td>{{ item.id }}</td>
        <td>{{ item.subject }}</td>
        <td>{{ item.content }}</td>
        <td>{{ item.place }}</td>
        <td>
          <div class="form-check form-switch">
            <input class="form-check-input" type="checkbox" role="switch" :id="'cb' + item.id" v-model="item.status">
            <label class="form-check-label" :for="'cb' + item.id" v-if="item.status">已完成</label>
            <label class="form-check-label" :for="'cb' + item.id" v-else>未完成</label>
          </div>
        </td>
        <td>
          <a href="javascript:;" @click="remove(item.id, item.status)">删除</a>
        </td>
      </tr>
    </tbody>
  </table>
</template>